
print("Hello, world!")

Hello, world!


a = 1
b = 2

c = a + b

print(c)

3


import math

math.sqrt(81)

9.0


import statistics

x = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
print("Mean of x: ", statistics.mean(x))
print("Standard deviation of x: ", statistics.stdev(x))
print("Variance of x: ", statistics.variance(x))

Mean of x:  5
Standard deviation of x:  3.3166247903554
Variance of x:  11


from scipy.stats.stats import pearsonr

a = [1, 4, 6, 8, 10, 12]
b = [1, 2, 3, 4, 5, 2]   
r, p = pearsonr(a,b)
print("The correlation coefficient between a & b is r = {}".format(r))
print("The p-value of that correlation is p = {}".format(p))
if p < 0.05:
    print("The correlation is significant at p < 0.5")
elif p > 0.05:
    print("The correlation is not significant at p < 0.5")

The correlation coefficient between a & b is r = 0.5688448442065138
The p-value of that correlation is p = 0.23876740864265822
The correlation is not significant at p < 0.5


import matplotlib
import matplotlib.pyplot as plt
%matplotlib

plt.scatter(a, b)
plt.show()

Using matplotlib backend: Qt5Agg


try: 
    import youtube_dl
except:
    !pip install youtube-dl
    import youtube_dl
import pandas as pd

song_list = [
    'https://www.youtube.com/watch?v=dQw4w9WgXcQ'
]

ydl_opts = {
    'format': 'best',
    'outtmpl': 'my_favourite_song.webm'
}

for song in song_list:
    with youtube_dl.YoutubeDL(ydl_opts) as ydl:
        ydl.download([song])

[youtube] dQw4w9WgXcQ: Downloading webpage
[youtube] dQw4w9WgXcQ: Downloading player e5f6cbd5
[download] Destination: my_favourite_song.webm
[download] 100% of 8.70MiB in 01:5979KiB/s ETA 00:001


import io
import base64
from IPython.display import HTML

video = io.open('my_favourite_song.webm', 'r+b').read()
encoded = base64.b64encode(video)
HTML(data='''<video alt="test" controls>
                <source src="data:video/webm;base64,{0}" type="video/webm" />
             </video>'''.format(encoded.decode('ascii')))

PNB 2A03 - Python for PNB¶

Introduction to Python¶

Logistics¶

Instructor¶

Teaching Assistants¶

Schedule/Location¶

Please wear a mask in class¶

Online Course Delivery¶

All lectures and labs will be streamed live via zoom and video recordings, audio recordings, and text transcripts of all lectures and labs will be posted online.¶

Lectures¶

Labs¶

Course Websites:¶

Expectations & Approach¶

Grading¶

Grading¶

Grading¶

Why is computer programing being taught in PNB?¶

Programing uses in PNB¶

How it's used¶

Why Python instead of another language?¶

Why is it called Python?¶

What does Python look like?¶

That's great, we can do math...¶

I can do that on my phone, so how is this usefull for PNB again?¶

YouTube_dl¶

Download the song¶

Play the song¶